12419090

素因数分解:

$2^1\times 5^1\times {\mathrm{971}}^1\times {\mathrm{1279}}^1$

素因数の和:2257

約数の個数: 16

約数和(自身を含む): 22394880

約数和(自身を除く): 9975790

約数列:

[1, 2, 5, 10, 971, 1279, 1942, 2558, 4855, 6395, 9710, 12790, 1241909, 2483818, 6209545, 12419090]

約数ペア:

[(1, 12419090), (2, 6209545), (5, 2483818), (10, 1241909), (971, 12790), (1279, 9710), (1942, 6395), (2558, 4855)]